Sehr gut!! Sent from my iPhone > On Jan 7, 2024, at 6:04 PM, Floyd Thursby via Mercedes > <mercedes@okiebenz.com> wrote: > > This thing was slammed, happened a few weeks back so it has been sitting. > Was not clear what the issue was. Appeared to be an issue with rear bags so > I ordered 2 new ones and put them on. RR was not holding air, LR appeared to > have air. Did not solve the problem. DAS was saying the air line to the > reservoir or the line was not right, or the pressure sensor was bad, or > something not specific. > > So I ordered a "new" used reservoir off ebay which was a double tank whereas > the one on the vehicle was a single tank. I guess someone had thrown one on > there at some point in the past. Still had the problem, same error code with > the pressure sensor and the reservoir was not pressurizing or holding > pressure, so I ordered an airline going to it from the valve block and put > that on. Still no joy and same error code which was puzzling, and tank was > not holding pressure. > > I ran tests using DAS and kept coming back to this problem. I broke down and > ordered a cheap pump and valve block off Amazon and put them in, and put the > original air line back on the valve block. The old valve block was some > no-name thing kinda like the new one I put on. I had the right side jacked > up and the lower arms sitting on blocks so I could have the front tire off > and get to the reservoir in the rear (under the vehicle). That at least > would allow the system to pump up thinking the tires were on the ground. I > was still getting the same error code, and it did appear to be pumping up but > not correctly. This was very strange as aside from the front struts > everything was new. > > So today I just decided to put the front wheel back on and drop the right > side back down on the ground and see what happens. I put the computer on it > so I could watch what it would do, and LO! I started it, the pump was > pumping, the vehicle was raising, and everything was showing good with no > faults. I did an automatic level calibration using DAS and everything seems > to be sitting comfortably now. Halluhlooyuh!!! Yay me! > > I have to take the RF wheel off again to get the pump and valve block back in > their places and bolted down and put the liner back on, that should be good > for now. So, a success there it seems. In doing some research it appears > the pressure sensor I was getting errors for is inside the valve block on > this vehicle. Not sure why it was showing a fault after I put in the new one > but it had no faults today so I'm calling it good. > > The rear tires are at end of life so I will need to get another pair soon. > Fronts are 1 new and 1 mostly new so those are good. The idler pulley is > making rude noises so I ordered 2 new ones to have a spare, will get that > replaced when they get here. My daughter had one let go on their Christmas > trip, left them dead but managed to get a new one and tools to replace it and > the belt that was completely shredded. Don't want that to happen (I had that > happen on the ML500, luckily I was just up the road when it let go and made > it home OK). > > Anyway, fun times Benzing on the Vast Estate. One FAIL and one SUCCESS > > -- > --FT > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com >
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